ANSI/ASA S12.2-2019
کتابخانه الکترونیکی دیتا ساینس
شناسه: ANSI/ASA S12.2-2019
عنوان: American National Standard for Criteria for Evaluating Room Noise
لینک: https://www.techstreet.com/standards/asa-s12-2-2019?product_id=2077666
استعلام قیمت
This Standard provides three primary methods for evaluating room noise: a survey method that employs the A-weighted sound level; an engineering method that employs expanded noise criteria (NC) curves; and a method for evaluating low-frequency fluctuating noise using room noise criterion (RNC) curves.